package com.itheima.pattern.responsibility.jdk_filter;

public class FirstFilter implements Filter{
    @Override
    public void doFilter(Request req, Response resp, FilterChain chain) {
        System.out.println("过滤器1前置处理");
        chain.doFilter(req,resp);
        System.out.println("过滤器1后置处理");
    }
}
